xref: /openbmc/qemu/ui/cocoa.m (revision 0fd61a2d) 
1/*
2 * QEMU Cocoa CG display driver
3 *
4 * Copyright (c) 2008 Mike Kronenberg
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25#include "qemu/osdep.h"
26
27#import <Cocoa/Cocoa.h>
28#include <crt_externs.h>
29
30#include "qemu-common.h"
31#include "ui/console.h"
32#include "ui/input.h"
33#include "sysemu/sysemu.h"
34#include "sysemu/runstate.h"
35#include "qapi/error.h"
36#include "qapi/qapi-commands-block.h"
37#include "qapi/qapi-commands-misc.h"
38#include "sysemu/blockdev.h"
39#include "qemu-version.h"
40#include "qemu/main-loop.h"
41#include "qemu/module.h"
42#include <Carbon/Carbon.h>
43#include "hw/core/cpu.h"
44
45#ifndef MAC_OS_X_VERSION_10_5
46#define MAC_OS_X_VERSION_10_5 1050
47#endif
48#ifndef MAC_OS_X_VERSION_10_6
49#define MAC_OS_X_VERSION_10_6 1060
50#endif
51#ifndef MAC_OS_X_VERSION_10_9
52#define MAC_OS_X_VERSION_10_9 1090
53#endif
54#ifndef MAC_OS_X_VERSION_10_10
55#define MAC_OS_X_VERSION_10_10 101000
56#endif
57#ifndef MAC_OS_X_VERSION_10_12
58#define MAC_OS_X_VERSION_10_12 101200
59#endif
60#ifndef MAC_OS_X_VERSION_10_13
61#define MAC_OS_X_VERSION_10_13 101300
62#endif
63
64/* macOS 10.12 deprecated many constants, #define the new names for older SDKs */
65#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_12
66#define NSEventMaskAny                  NSAnyEventMask
67#define NSEventModifierFlagCapsLock     NSAlphaShiftKeyMask
68#define NSEventModifierFlagShift        NSShiftKeyMask
69#define NSEventModifierFlagCommand      NSCommandKeyMask
70#define NSEventModifierFlagControl      NSControlKeyMask
71#define NSEventModifierFlagOption       NSAlternateKeyMask
72#define NSEventTypeFlagsChanged         NSFlagsChanged
73#define NSEventTypeKeyUp                NSKeyUp
74#define NSEventTypeKeyDown              NSKeyDown
75#define NSEventTypeMouseMoved           NSMouseMoved
76#define NSEventTypeLeftMouseDown        NSLeftMouseDown
77#define NSEventTypeRightMouseDown       NSRightMouseDown
78#define NSEventTypeOtherMouseDown       NSOtherMouseDown
79#define NSEventTypeLeftMouseDragged     NSLeftMouseDragged
80#define NSEventTypeRightMouseDragged    NSRightMouseDragged
81#define NSEventTypeOtherMouseDragged    NSOtherMouseDragged
82#define NSEventTypeLeftMouseUp          NSLeftMouseUp
83#define NSEventTypeRightMouseUp         NSRightMouseUp
84#define NSEventTypeOtherMouseUp         NSOtherMouseUp
85#define NSEventTypeScrollWheel          NSScrollWheel
86#define NSTextAlignmentCenter           NSCenterTextAlignment
87#define NSWindowStyleMaskBorderless     NSBorderlessWindowMask
88#define NSWindowStyleMaskClosable       NSClosableWindowMask
89#define NSWindowStyleMaskMiniaturizable NSMiniaturizableWindowMask
90#define NSWindowStyleMaskTitled         NSTitledWindowMask
91#endif
92/* 10.13 deprecates NSFileHandlingPanelOKButton in favour of
93 * NSModalResponseOK, which was introduced in 10.9. Define
94 * it for older versions.
95 */
96#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_9
97#define NSModalResponseOK NSFileHandlingPanelOKButton
98#endif
99/* 10.14 deprecates NSOnState and NSOffState in favor of
100 * NSControlStateValueOn/Off, which were introduced in 10.13.
101 * Define for older versions
102 */
103#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
104#define NSControlStateValueOn NSOnState
105#define NSControlStateValueOff NSOffState
106#endif
107
108//#define DEBUG
109
110#ifdef DEBUG
111#define COCOA_DEBUG(...)  { (void) fprintf (stdout, __VA_ARGS__); }
112#else
113#define COCOA_DEBUG(...)  ((void) 0)
114#endif
115
116#define cgrect(nsrect) (*(CGRect *)&(nsrect))
117
118typedef struct {
119    int width;
120    int height;
121    int bitsPerComponent;
122    int bitsPerPixel;
123} QEMUScreen;
124
125NSWindow *normalWindow, *about_window;
126static DisplayChangeListener *dcl;
127static int last_buttons;
128
129int gArgc;
130char **gArgv;
131bool stretch_video;
132NSTextField *pauseLabel;
133NSArray * supportedImageFileTypes;
134
135static QemuSemaphore display_init_sem;
136static QemuSemaphore app_started_sem;
137static bool allow_events;
138
139// Utility functions to run specified code block with iothread lock held
140typedef void (^CodeBlock)(void);
141typedef bool (^BoolCodeBlock)(void);
142
143static void with_iothread_lock(CodeBlock block)
144{
145    bool locked = qemu_mutex_iothread_locked();
146    if (!locked) {
147        qemu_mutex_lock_iothread();
148    }
149    block();
150    if (!locked) {
151        qemu_mutex_unlock_iothread();
152    }
153}
154
155static bool bool_with_iothread_lock(BoolCodeBlock block)
156{
157    bool locked = qemu_mutex_iothread_locked();
158    bool val;
159
160    if (!locked) {
161        qemu_mutex_lock_iothread();
162    }
163    val = block();
164    if (!locked) {
165        qemu_mutex_unlock_iothread();
166    }
167    return val;
168}
169
170// Mac to QKeyCode conversion
171const int mac_to_qkeycode_map[] = {
172    [kVK_ANSI_A] = Q_KEY_CODE_A,
173    [kVK_ANSI_B] = Q_KEY_CODE_B,
174    [kVK_ANSI_C] = Q_KEY_CODE_C,
175    [kVK_ANSI_D] = Q_KEY_CODE_D,
176    [kVK_ANSI_E] = Q_KEY_CODE_E,
177    [kVK_ANSI_F] = Q_KEY_CODE_F,
178    [kVK_ANSI_G] = Q_KEY_CODE_G,
179    [kVK_ANSI_H] = Q_KEY_CODE_H,
180    [kVK_ANSI_I] = Q_KEY_CODE_I,
181    [kVK_ANSI_J] = Q_KEY_CODE_J,
182    [kVK_ANSI_K] = Q_KEY_CODE_K,
183    [kVK_ANSI_L] = Q_KEY_CODE_L,
184    [kVK_ANSI_M] = Q_KEY_CODE_M,
185    [kVK_ANSI_N] = Q_KEY_CODE_N,
186    [kVK_ANSI_O] = Q_KEY_CODE_O,
187    [kVK_ANSI_P] = Q_KEY_CODE_P,
188    [kVK_ANSI_Q] = Q_KEY_CODE_Q,
189    [kVK_ANSI_R] = Q_KEY_CODE_R,
190    [kVK_ANSI_S] = Q_KEY_CODE_S,
191    [kVK_ANSI_T] = Q_KEY_CODE_T,
192    [kVK_ANSI_U] = Q_KEY_CODE_U,
193    [kVK_ANSI_V] = Q_KEY_CODE_V,
194    [kVK_ANSI_W] = Q_KEY_CODE_W,
195    [kVK_ANSI_X] = Q_KEY_CODE_X,
196    [kVK_ANSI_Y] = Q_KEY_CODE_Y,
197    [kVK_ANSI_Z] = Q_KEY_CODE_Z,
198
199    [kVK_ANSI_0] = Q_KEY_CODE_0,
200    [kVK_ANSI_1] = Q_KEY_CODE_1,
201    [kVK_ANSI_2] = Q_KEY_CODE_2,
202    [kVK_ANSI_3] = Q_KEY_CODE_3,
203    [kVK_ANSI_4] = Q_KEY_CODE_4,
204    [kVK_ANSI_5] = Q_KEY_CODE_5,
205    [kVK_ANSI_6] = Q_KEY_CODE_6,
206    [kVK_ANSI_7] = Q_KEY_CODE_7,
207    [kVK_ANSI_8] = Q_KEY_CODE_8,
208    [kVK_ANSI_9] = Q_KEY_CODE_9,
209
210    [kVK_ANSI_Grave] = Q_KEY_CODE_GRAVE_ACCENT,
211    [kVK_ANSI_Minus] = Q_KEY_CODE_MINUS,
212    [kVK_ANSI_Equal] = Q_KEY_CODE_EQUAL,
213    [kVK_Delete] = Q_KEY_CODE_BACKSPACE,
214    [kVK_CapsLock] = Q_KEY_CODE_CAPS_LOCK,
215    [kVK_Tab] = Q_KEY_CODE_TAB,
216    [kVK_Return] = Q_KEY_CODE_RET,
217    [kVK_ANSI_LeftBracket] = Q_KEY_CODE_BRACKET_LEFT,
218    [kVK_ANSI_RightBracket] = Q_KEY_CODE_BRACKET_RIGHT,
219    [kVK_ANSI_Backslash] = Q_KEY_CODE_BACKSLASH,
220    [kVK_ANSI_Semicolon] = Q_KEY_CODE_SEMICOLON,
221    [kVK_ANSI_Quote] = Q_KEY_CODE_APOSTROPHE,
222    [kVK_ANSI_Comma] = Q_KEY_CODE_COMMA,
223    [kVK_ANSI_Period] = Q_KEY_CODE_DOT,
224    [kVK_ANSI_Slash] = Q_KEY_CODE_SLASH,
225    [kVK_Shift] = Q_KEY_CODE_SHIFT,
226    [kVK_RightShift] = Q_KEY_CODE_SHIFT_R,
227    [kVK_Control] = Q_KEY_CODE_CTRL,
228    [kVK_RightControl] = Q_KEY_CODE_CTRL_R,
229    [kVK_Option] = Q_KEY_CODE_ALT,
230    [kVK_RightOption] = Q_KEY_CODE_ALT_R,
231    [kVK_Command] = Q_KEY_CODE_META_L,
232    [0x36] = Q_KEY_CODE_META_R, /* There is no kVK_RightCommand */
233    [kVK_Space] = Q_KEY_CODE_SPC,
234
235    [kVK_ANSI_Keypad0] = Q_KEY_CODE_KP_0,
236    [kVK_ANSI_Keypad1] = Q_KEY_CODE_KP_1,
237    [kVK_ANSI_Keypad2] = Q_KEY_CODE_KP_2,
238    [kVK_ANSI_Keypad3] = Q_KEY_CODE_KP_3,
239    [kVK_ANSI_Keypad4] = Q_KEY_CODE_KP_4,
240    [kVK_ANSI_Keypad5] = Q_KEY_CODE_KP_5,
241    [kVK_ANSI_Keypad6] = Q_KEY_CODE_KP_6,
242    [kVK_ANSI_Keypad7] = Q_KEY_CODE_KP_7,
243    [kVK_ANSI_Keypad8] = Q_KEY_CODE_KP_8,
244    [kVK_ANSI_Keypad9] = Q_KEY_CODE_KP_9,
245    [kVK_ANSI_KeypadDecimal] = Q_KEY_CODE_KP_DECIMAL,
246    [kVK_ANSI_KeypadEnter] = Q_KEY_CODE_KP_ENTER,
247    [kVK_ANSI_KeypadPlus] = Q_KEY_CODE_KP_ADD,
248    [kVK_ANSI_KeypadMinus] = Q_KEY_CODE_KP_SUBTRACT,
249    [kVK_ANSI_KeypadMultiply] = Q_KEY_CODE_KP_MULTIPLY,
250    [kVK_ANSI_KeypadDivide] = Q_KEY_CODE_KP_DIVIDE,
251    [kVK_ANSI_KeypadEquals] = Q_KEY_CODE_KP_EQUALS,
252    [kVK_ANSI_KeypadClear] = Q_KEY_CODE_NUM_LOCK,
253
254    [kVK_UpArrow] = Q_KEY_CODE_UP,
255    [kVK_DownArrow] = Q_KEY_CODE_DOWN,
256    [kVK_LeftArrow] = Q_KEY_CODE_LEFT,
257    [kVK_RightArrow] = Q_KEY_CODE_RIGHT,
258
259    [kVK_Help] = Q_KEY_CODE_INSERT,
260    [kVK_Home] = Q_KEY_CODE_HOME,
261    [kVK_PageUp] = Q_KEY_CODE_PGUP,
262    [kVK_PageDown] = Q_KEY_CODE_PGDN,
263    [kVK_End] = Q_KEY_CODE_END,
264    [kVK_ForwardDelete] = Q_KEY_CODE_DELETE,
265
266    [kVK_Escape] = Q_KEY_CODE_ESC,
267
268    /* The Power key can't be used directly because the operating system uses
269     * it. This key can be emulated by using it in place of another key such as
270     * F1. Don't forget to disable the real key binding.
271     */
272    /* [kVK_F1] = Q_KEY_CODE_POWER, */
273
274    [kVK_F1] = Q_KEY_CODE_F1,
275    [kVK_F2] = Q_KEY_CODE_F2,
276    [kVK_F3] = Q_KEY_CODE_F3,
277    [kVK_F4] = Q_KEY_CODE_F4,
278    [kVK_F5] = Q_KEY_CODE_F5,
279    [kVK_F6] = Q_KEY_CODE_F6,
280    [kVK_F7] = Q_KEY_CODE_F7,
281    [kVK_F8] = Q_KEY_CODE_F8,
282    [kVK_F9] = Q_KEY_CODE_F9,
283    [kVK_F10] = Q_KEY_CODE_F10,
284    [kVK_F11] = Q_KEY_CODE_F11,
285    [kVK_F12] = Q_KEY_CODE_F12,
286    [kVK_F13] = Q_KEY_CODE_PRINT,
287    [kVK_F14] = Q_KEY_CODE_SCROLL_LOCK,
288    [kVK_F15] = Q_KEY_CODE_PAUSE,
289
290    /*
291     * The eject and volume keys can't be used here because they are handled at
292     * a lower level than what an Application can see.
293     */
294};
295
296static int cocoa_keycode_to_qemu(int keycode)
297{
298    if (ARRAY_SIZE(mac_to_qkeycode_map) <= keycode) {
299        fprintf(stderr, "(cocoa) warning unknown keycode 0x%x\n", keycode);
300        return 0;
301    }
302    return mac_to_qkeycode_map[keycode];
303}
304
305/* Displays an alert dialog box with the specified message */
306static void QEMU_Alert(NSString *message)
307{
308    NSAlert *alert;
309    alert = [NSAlert new];
310    [alert setMessageText: message];
311    [alert runModal];
312}
313
314/* Handles any errors that happen with a device transaction */
315static void handleAnyDeviceErrors(Error * err)
316{
317    if (err) {
318        QEMU_Alert([NSString stringWithCString: error_get_pretty(err)
319                                      encoding: NSASCIIStringEncoding]);
320        error_free(err);
321    }
322}
323
324/*
325 ------------------------------------------------------
326    QemuCocoaView
327 ------------------------------------------------------
328*/
329@interface QemuCocoaView : NSView
330{
331    QEMUScreen screen;
332    NSWindow *fullScreenWindow;
333    float cx,cy,cw,ch,cdx,cdy;
334    CGDataProviderRef dataProviderRef;
335    pixman_image_t *pixman_image;
336    BOOL modifiers_state[256];
337    BOOL isMouseGrabbed;
338    BOOL isFullscreen;
339    BOOL isAbsoluteEnabled;
340    BOOL isMouseDeassociated;
341}
342- (void) switchSurface:(pixman_image_t *)image;
343- (void) grabMouse;
344- (void) ungrabMouse;
345- (void) toggleFullScreen:(id)sender;
346- (void) handleMonitorInput:(NSEvent *)event;
347- (bool) handleEvent:(NSEvent *)event;
348- (bool) handleEventLocked:(NSEvent *)event;
349- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled;
350/* The state surrounding mouse grabbing is potentially confusing.
351 * isAbsoluteEnabled tracks qemu_input_is_absolute() [ie "is the emulated
352 *   pointing device an absolute-position one?"], but is only updated on
353 *   next refresh.
354 * isMouseGrabbed tracks whether GUI events are directed to the guest;
355 *   it controls whether special keys like Cmd get sent to the guest,
356 *   and whether we capture the mouse when in non-absolute mode.
357 * isMouseDeassociated tracks whether we've told MacOSX to disassociate
358 *   the mouse and mouse cursor position by calling
359 *   CGAssociateMouseAndMouseCursorPosition(FALSE)
360 *   (which basically happens if we grab in non-absolute mode).
361 */
362- (BOOL) isMouseGrabbed;
363- (BOOL) isAbsoluteEnabled;
364- (BOOL) isMouseDeassociated;
365- (float) cdx;
366- (float) cdy;
367- (QEMUScreen) gscreen;
368- (void) raiseAllKeys;
369@end
370
371QemuCocoaView *cocoaView;
372
373@implementation QemuCocoaView
374- (id)initWithFrame:(NSRect)frameRect
375{
376    COCOA_DEBUG("QemuCocoaView: initWithFrame\n");
377
378    self = [super initWithFrame:frameRect];
379    if (self) {
380
381        screen.bitsPerComponent = 8;
382        screen.bitsPerPixel = 32;
383        screen.width = frameRect.size.width;
384        screen.height = frameRect.size.height;
385
386    }
387    return self;
388}
389
390- (void) dealloc
391{
392    COCOA_DEBUG("QemuCocoaView: dealloc\n");
393
394    if (dataProviderRef) {
395        CGDataProviderRelease(dataProviderRef);
396        pixman_image_unref(pixman_image);
397    }
398
399    [super dealloc];
400}
401
402- (BOOL) isOpaque
403{
404    return YES;
405}
406
407- (BOOL) screenContainsPoint:(NSPoint) p
408{
409    return (p.x > -1 && p.x < screen.width && p.y > -1 && p.y < screen.height);
410}
411
412/* Get location of event and convert to virtual screen coordinate */
413- (CGPoint) screenLocationOfEvent:(NSEvent *)ev
414{
415    NSWindow *eventWindow = [ev window];
416    // XXX: Use CGRect and -convertRectFromScreen: to support macOS 10.10
417    CGRect r = CGRectZero;
418    r.origin = [ev locationInWindow];
419    if (!eventWindow) {
420        if (!isFullscreen) {
421            return [[self window] convertRectFromScreen:r].origin;
422        } else {
423            CGPoint locationInSelfWindow = [[self window] convertRectFromScreen:r].origin;
424            CGPoint loc = [self convertPoint:locationInSelfWindow fromView:nil];
425            if (stretch_video) {
426                loc.x /= cdx;
427                loc.y /= cdy;
428            }
429            return loc;
430        }
431    } else if ([[self window] isEqual:eventWindow]) {
432        if (!isFullscreen) {
433            return r.origin;
434        } else {
435            CGPoint loc = [self convertPoint:r.origin fromView:nil];
436            if (stretch_video) {
437                loc.x /= cdx;
438                loc.y /= cdy;
439            }
440            return loc;
441        }
442    } else {
443        return [[self window] convertRectFromScreen:[eventWindow convertRectToScreen:r]].origin;
444    }
445}
446
447- (void) hideCursor
448{
449    if (!cursor_hide) {
450        return;
451    }
452    [NSCursor hide];
453}
454
455- (void) unhideCursor
456{
457    if (!cursor_hide) {
458        return;
459    }
460    [NSCursor unhide];
461}
462
463- (void) drawRect:(NSRect) rect
464{
465    COCOA_DEBUG("QemuCocoaView: drawRect\n");
466
467    // get CoreGraphic context
468#if MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10
469    CGContextRef viewContextRef = [[NSGraphicsContext currentContext] graphicsPort];
470#else
471    CGContextRef viewContextRef = [[NSGraphicsContext currentContext] CGContext];
472#endif
473
474    CGContextSetInterpolationQuality (viewContextRef, kCGInterpolationNone);
475    CGContextSetShouldAntialias (viewContextRef, NO);
476
477    // draw screen bitmap directly to Core Graphics context
478    if (!dataProviderRef) {
479        // Draw request before any guest device has set up a framebuffer:
480        // just draw an opaque black rectangle
481        CGContextSetRGBFillColor(viewContextRef, 0, 0, 0, 1.0);
482        CGContextFillRect(viewContextRef, NSRectToCGRect(rect));
483    } else {
484        CGImageRef imageRef = CGImageCreate(
485            screen.width, //width
486            screen.height, //height
487            screen.bitsPerComponent, //bitsPerComponent
488            screen.bitsPerPixel, //bitsPerPixel
489            (screen.width * (screen.bitsPerComponent/2)), //bytesPerRow
490#ifdef __LITTLE_ENDIAN__
491            CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB), //colorspace for OS X >= 10.4
492            kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst,
493#else
494            CGColorSpaceCreateDeviceRGB(), //colorspace for OS X < 10.4 (actually ppc)
495            kCGImageAlphaNoneSkipFirst, //bitmapInfo
496#endif
497            dataProviderRef, //provider
498            NULL, //decode
499            0, //interpolate
500            kCGRenderingIntentDefault //intent
501        );
502        // selective drawing code (draws only dirty rectangles) (OS X >= 10.4)
503        const NSRect *rectList;
504        NSInteger rectCount;
505        int i;
506        CGImageRef clipImageRef;
507        CGRect clipRect;
508
509        [self getRectsBeingDrawn:&rectList count:&rectCount];
510        for (i = 0; i < rectCount; i++) {
511            clipRect.origin.x = rectList[i].origin.x / cdx;
512            clipRect.origin.y = (float)screen.height - (rectList[i].origin.y + rectList[i].size.height) / cdy;
513            clipRect.size.width = rectList[i].size.width / cdx;
514            clipRect.size.height = rectList[i].size.height / cdy;
515            clipImageRef = CGImageCreateWithImageInRect(
516                                                        imageRef,
517                                                        clipRect
518                                                        );
519            CGContextDrawImage (viewContextRef, cgrect(rectList[i]), clipImageRef);
520            CGImageRelease (clipImageRef);
521        }
522        CGImageRelease (imageRef);
523    }
524}
525
526- (void) setContentDimensions
527{
528    COCOA_DEBUG("QemuCocoaView: setContentDimensions\n");
529
530    if (isFullscreen) {
531        cdx = [[NSScreen mainScreen] frame].size.width / (float)screen.width;
532        cdy = [[NSScreen mainScreen] frame].size.height / (float)screen.height;
533
534        /* stretches video, but keeps same aspect ratio */
535        if (stretch_video == true) {
536            /* use smallest stretch value - prevents clipping on sides */
537            if (MIN(cdx, cdy) == cdx) {
538                cdy = cdx;
539            } else {
540                cdx = cdy;
541            }
542        } else {  /* No stretching */
543            cdx = cdy = 1;
544        }
545        cw = screen.width * cdx;
546        ch = screen.height * cdy;
547        cx = ([[NSScreen mainScreen] frame].size.width - cw) / 2.0;
548        cy = ([[NSScreen mainScreen] frame].size.height - ch) / 2.0;
549    } else {
550        cx = 0;
551        cy = 0;
552        cw = screen.width;
553        ch = screen.height;
554        cdx = 1.0;
555        cdy = 1.0;
556    }
557}
558
559- (void) switchSurface:(pixman_image_t *)image
560{
561    COCOA_DEBUG("QemuCocoaView: switchSurface\n");
562
563    int w = pixman_image_get_width(image);
564    int h = pixman_image_get_height(image);
565    pixman_format_code_t image_format = pixman_image_get_format(image);
566    /* cdx == 0 means this is our very first surface, in which case we need
567     * to recalculate the content dimensions even if it happens to be the size
568     * of the initial empty window.
569     */
570    bool isResize = (w != screen.width || h != screen.height || cdx == 0.0);
571
572    int oldh = screen.height;
573    if (isResize) {
574        // Resize before we trigger the redraw, or we'll redraw at the wrong size
575        COCOA_DEBUG("switchSurface: new size %d x %d\n", w, h);
576        screen.width = w;
577        screen.height = h;
578        [self setContentDimensions];
579        [self setFrame:NSMakeRect(cx, cy, cw, ch)];
580    }
581
582    // update screenBuffer
583    if (dataProviderRef) {
584        CGDataProviderRelease(dataProviderRef);
585        pixman_image_unref(pixman_image);
586    }
587
588    //sync host window color space with guests
589    screen.bitsPerPixel = PIXMAN_FORMAT_BPP(image_format);
590    screen.bitsPerComponent = DIV_ROUND_UP(screen.bitsPerPixel, 8) * 2;
591
592    pixman_image = image;
593    dataProviderRef = CGDataProviderCreateWithData(NULL, pixman_image_get_data(image), w * 4 * h, NULL);
594
595    // update windows
596    if (isFullscreen) {
597        [[fullScreenWindow contentView] setFrame:[[NSScreen mainScreen] frame]];
598        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:NO animate:NO];
599    } else {
600        if (qemu_name)
601            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
602        [normalWindow setFrame:NSMakeRect([normalWindow frame].origin.x, [normalWindow frame].origin.y - h + oldh, w, h + [normalWindow frame].size.height - oldh) display:YES animate:NO];
603    }
604
605    if (isResize) {
606        [normalWindow center];
607    }
608}
609
610- (void) toggleFullScreen:(id)sender
611{
612    COCOA_DEBUG("QemuCocoaView: toggleFullScreen\n");
613
614    if (isFullscreen) { // switch from fullscreen to desktop
615        isFullscreen = FALSE;
616        [self ungrabMouse];
617        [self setContentDimensions];
618        if ([NSView respondsToSelector:@selector(exitFullScreenModeWithOptions:)]) { // test if "exitFullScreenModeWithOptions" is supported on host at runtime
619            [self exitFullScreenModeWithOptions:nil];
620        } else {
621            [fullScreenWindow close];
622            [normalWindow setContentView: self];
623            [normalWindow makeKeyAndOrderFront: self];
624            [NSMenu setMenuBarVisible:YES];
625        }
626    } else { // switch from desktop to fullscreen
627        isFullscreen = TRUE;
628        [normalWindow orderOut: nil]; /* Hide the window */
629        [self grabMouse];
630        [self setContentDimensions];
631        if ([NSView respondsToSelector:@selector(enterFullScreenMode:withOptions:)]) { // test if "enterFullScreenMode:withOptions" is supported on host at runtime
632            [self enterFullScreenMode:[NSScreen mainScreen] withOptions:[NSDictionary dictionaryWithObjectsAndKeys:
633                [NSNumber numberWithBool:NO], NSFullScreenModeAllScreens,
634                [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:NO], kCGDisplayModeIsStretched, nil], NSFullScreenModeSetting,
635                 nil]];
636        } else {
637            [NSMenu setMenuBarVisible:NO];
638            fullScreenWindow = [[NSWindow alloc] initWithContentRect:[[NSScreen mainScreen] frame]
639                styleMask:NSWindowStyleMaskBorderless
640                backing:NSBackingStoreBuffered
641                defer:NO];
642            [fullScreenWindow setAcceptsMouseMovedEvents: YES];
643            [fullScreenWindow setHasShadow:NO];
644            [fullScreenWindow setBackgroundColor: [NSColor blackColor]];
645            [self setFrame:NSMakeRect(cx, cy, cw, ch)];
646            [[fullScreenWindow contentView] addSubview: self];
647            [fullScreenWindow makeKeyAndOrderFront:self];
648        }
649    }
650}
651
652- (void) toggleModifier: (int)keycode {
653    // Toggle the stored state.
654    modifiers_state[keycode] = !modifiers_state[keycode];
655    // Send a keyup or keydown depending on the state.
656    qemu_input_event_send_key_qcode(dcl->con, keycode, modifiers_state[keycode]);
657}
658
659- (void) toggleStatefulModifier: (int)keycode {
660    // Toggle the stored state.
661    modifiers_state[keycode] = !modifiers_state[keycode];
662    // Generate keydown and keyup.
663    qemu_input_event_send_key_qcode(dcl->con, keycode, true);
664    qemu_input_event_send_key_qcode(dcl->con, keycode, false);
665}
666
667// Does the work of sending input to the monitor
668- (void) handleMonitorInput:(NSEvent *)event
669{
670    int keysym = 0;
671    int control_key = 0;
672
673    // if the control key is down
674    if ([event modifierFlags] & NSEventModifierFlagControl) {
675        control_key = 1;
676    }
677
678    /* translates Macintosh keycodes to QEMU's keysym */
679
680    int without_control_translation[] = {
681        [0 ... 0xff] = 0,   // invalid key
682
683        [kVK_UpArrow]       = QEMU_KEY_UP,
684        [kVK_DownArrow]     = QEMU_KEY_DOWN,
685        [kVK_RightArrow]    = QEMU_KEY_RIGHT,
686        [kVK_LeftArrow]     = QEMU_KEY_LEFT,
687        [kVK_Home]          = QEMU_KEY_HOME,
688        [kVK_End]           = QEMU_KEY_END,
689        [kVK_PageUp]        = QEMU_KEY_PAGEUP,
690        [kVK_PageDown]      = QEMU_KEY_PAGEDOWN,
691        [kVK_ForwardDelete] = QEMU_KEY_DELETE,
692        [kVK_Delete]        = QEMU_KEY_BACKSPACE,
693    };
694
695    int with_control_translation[] = {
696        [0 ... 0xff] = 0,   // invalid key
697
698        [kVK_UpArrow]       = QEMU_KEY_CTRL_UP,
699        [kVK_DownArrow]     = QEMU_KEY_CTRL_DOWN,
700        [kVK_RightArrow]    = QEMU_KEY_CTRL_RIGHT,
701        [kVK_LeftArrow]     = QEMU_KEY_CTRL_LEFT,
702        [kVK_Home]          = QEMU_KEY_CTRL_HOME,
703        [kVK_End]           = QEMU_KEY_CTRL_END,
704        [kVK_PageUp]        = QEMU_KEY_CTRL_PAGEUP,
705        [kVK_PageDown]      = QEMU_KEY_CTRL_PAGEDOWN,
706    };
707
708    if (control_key != 0) { /* If the control key is being used */
709        if ([event keyCode] < ARRAY_SIZE(with_control_translation)) {
710            keysym = with_control_translation[[event keyCode]];
711        }
712    } else {
713        if ([event keyCode] < ARRAY_SIZE(without_control_translation)) {
714            keysym = without_control_translation[[event keyCode]];
715        }
716    }
717
718    // if not a key that needs translating
719    if (keysym == 0) {
720        NSString *ks = [event characters];
721        if ([ks length] > 0) {
722            keysym = [ks characterAtIndex:0];
723        }
724    }
725
726    if (keysym) {
727        kbd_put_keysym(keysym);
728    }
729}
730
731- (bool) handleEvent:(NSEvent *)event
732{
733    if(!allow_events) {
734        /*
735         * Just let OSX have all events that arrive before
736         * applicationDidFinishLaunching.
737         * This avoids a deadlock on the iothread lock, which cocoa_display_init()
738         * will not drop until after the app_started_sem is posted. (In theory
739         * there should not be any such events, but OSX Catalina now emits some.)
740         */
741        return false;
742    }
743    return bool_with_iothread_lock(^{
744        return [self handleEventLocked:event];
745    });
746}
747
748- (bool) handleEventLocked:(NSEvent *)event
749{
750    /* Return true if we handled the event, false if it should be given to OSX */
751    COCOA_DEBUG("QemuCocoaView: handleEvent\n");
752    int buttons = 0;
753    int keycode = 0;
754    bool mouse_event = false;
755    static bool switched_to_fullscreen = false;
756    // Location of event in virtual screen coordinates
757    NSPoint p = [self screenLocationOfEvent:event];
758
759    switch ([event type]) {
760        case NSEventTypeFlagsChanged:
761            if ([event keyCode] == 0) {
762                // When the Cocoa keyCode is zero that means keys should be
763                // synthesized based on the values in in the eventModifiers
764                // bitmask.
765
766                if (qemu_console_is_graphic(NULL)) {
767                    NSUInteger modifiers = [event modifierFlags];
768
769                    if (!!(modifiers & NSEventModifierFlagCapsLock) != !!modifiers_state[Q_KEY_CODE_CAPS_LOCK]) {
770                        [self toggleStatefulModifier:Q_KEY_CODE_CAPS_LOCK];
771                    }
772                    if (!!(modifiers & NSEventModifierFlagShift) != !!modifiers_state[Q_KEY_CODE_SHIFT]) {
773                        [self toggleModifier:Q_KEY_CODE_SHIFT];
774                    }
775                    if (!!(modifiers & NSEventModifierFlagControl) != !!modifiers_state[Q_KEY_CODE_CTRL]) {
776                        [self toggleModifier:Q_KEY_CODE_CTRL];
777                    }
778                    if (!!(modifiers & NSEventModifierFlagOption) != !!modifiers_state[Q_KEY_CODE_ALT]) {
779                        [self toggleModifier:Q_KEY_CODE_ALT];
780                    }
781                    if (!!(modifiers & NSEventModifierFlagCommand) != !!modifiers_state[Q_KEY_CODE_META_L]) {
782                        [self toggleModifier:Q_KEY_CODE_META_L];
783                    }
784                }
785            } else {
786                keycode = cocoa_keycode_to_qemu([event keyCode]);
787            }
788
789            if ((keycode == Q_KEY_CODE_META_L || keycode == Q_KEY_CODE_META_R)
790               && !isMouseGrabbed) {
791              /* Don't pass command key changes to guest unless mouse is grabbed */
792              keycode = 0;
793            }
794
795            if (keycode) {
796                // emulate caps lock and num lock keydown and keyup
797                if (keycode == Q_KEY_CODE_CAPS_LOCK ||
798                    keycode == Q_KEY_CODE_NUM_LOCK) {
799                    [self toggleStatefulModifier:keycode];
800                } else if (qemu_console_is_graphic(NULL)) {
801                    if (switched_to_fullscreen) {
802                        switched_to_fullscreen = false;
803                    } else {
804                        [self toggleModifier:keycode];
805                    }
806                }
807            }
808
809            break;
810        case NSEventTypeKeyDown:
811            keycode = cocoa_keycode_to_qemu([event keyCode]);
812
813            // forward command key combos to the host UI unless the mouse is grabbed
814            if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
815                /*
816                 * Prevent the command key from being stuck down in the guest
817                 * when using Command-F to switch to full screen mode.
818                 */
819                if (keycode == Q_KEY_CODE_F) {
820                    switched_to_fullscreen = true;
821                }
822                return false;
823            }
824
825            // default
826
827            // handle control + alt Key Combos (ctrl+alt+[1..9,g] is reserved for QEMU)
828            if (([event modifierFlags] & NSEventModifierFlagControl) && ([event modifierFlags] & NSEventModifierFlagOption)) {
829                NSString *keychar = [event charactersIgnoringModifiers];
830                if ([keychar length] == 1) {
831                    char key = [keychar characterAtIndex:0];
832                    switch (key) {
833
834                        // enable graphic console
835                        case '1' ... '9':
836                            console_select(key - '0' - 1); /* ascii math */
837                            return true;
838
839                        // release the mouse grab
840                        case 'g':
841                            [self ungrabMouse];
842                            return true;
843                    }
844                }
845            }
846
847            if (qemu_console_is_graphic(NULL)) {
848                qemu_input_event_send_key_qcode(dcl->con, keycode, true);
849            } else {
850                [self handleMonitorInput: event];
851            }
852            break;
853        case NSEventTypeKeyUp:
854            keycode = cocoa_keycode_to_qemu([event keyCode]);
855
856            // don't pass the guest a spurious key-up if we treated this
857            // command-key combo as a host UI action
858            if (!isMouseGrabbed && ([event modifierFlags] & NSEventModifierFlagCommand)) {
859                return true;
860            }
861
862            if (qemu_console_is_graphic(NULL)) {
863                qemu_input_event_send_key_qcode(dcl->con, keycode, false);
864            }
865            break;
866        case NSEventTypeMouseMoved:
867            if (isAbsoluteEnabled) {
868                // Cursor re-entered into a window might generate events bound to screen coordinates
869                // and `nil` window property, and in full screen mode, current window might not be
870                // key window, where event location alone should suffice.
871                if (![self screenContainsPoint:p] || !([[self window] isKeyWindow] || isFullscreen)) {
872                    if (isMouseGrabbed) {
873                        [self ungrabMouse];
874                    }
875                } else {
876                    if (!isMouseGrabbed) {
877                        [self grabMouse];
878                    }
879                }
880            }
881            mouse_event = true;
882            break;
883        case NSEventTypeLeftMouseDown:
884            if ([event modifierFlags] & NSEventModifierFlagCommand) {
885                buttons |= MOUSE_EVENT_RBUTTON;
886            } else {
887                buttons |= MOUSE_EVENT_LBUTTON;
888            }
889            mouse_event = true;
890            break;
891        case NSEventTypeRightMouseDown:
892            buttons |= MOUSE_EVENT_RBUTTON;
893            mouse_event = true;
894            break;
895        case NSEventTypeOtherMouseDown:
896            buttons |= MOUSE_EVENT_MBUTTON;
897            mouse_event = true;
898            break;
899        case NSEventTypeLeftMouseDragged:
900            if ([event modifierFlags] & NSEventModifierFlagCommand) {
901                buttons |= MOUSE_EVENT_RBUTTON;
902            } else {
903                buttons |= MOUSE_EVENT_LBUTTON;
904            }
905            mouse_event = true;
906            break;
907        case NSEventTypeRightMouseDragged:
908            buttons |= MOUSE_EVENT_RBUTTON;
909            mouse_event = true;
910            break;
911        case NSEventTypeOtherMouseDragged:
912            buttons |= MOUSE_EVENT_MBUTTON;
913            mouse_event = true;
914            break;
915        case NSEventTypeLeftMouseUp:
916            mouse_event = true;
917            if (!isMouseGrabbed && [self screenContainsPoint:p]) {
918                /*
919                 * In fullscreen mode, the window of cocoaView may not be the
920                 * key window, therefore the position relative to the virtual
921                 * screen alone will be sufficient.
922                 */
923                if(isFullscreen || [[self window] isKeyWindow]) {
924                    [self grabMouse];
925                }
926            }
927            break;
928        case NSEventTypeRightMouseUp:
929            mouse_event = true;
930            break;
931        case NSEventTypeOtherMouseUp:
932            mouse_event = true;
933            break;
934        case NSEventTypeScrollWheel:
935            /*
936             * Send wheel events to the guest regardless of window focus.
937             * This is in-line with standard Mac OS X UI behaviour.
938             */
939
940            /*
941             * When deltaY is zero, it means that this scrolling event was
942             * either horizontal, or so fine that it only appears in
943             * scrollingDeltaY. So we drop the event.
944             */
945            if ([event deltaY] != 0) {
946            /* Determine if this is a scroll up or scroll down event */
947                buttons = ([event deltaY] > 0) ?
948                    INPUT_BUTTON_WHEEL_UP : INPUT_BUTTON_WHEEL_DOWN;
949                qemu_input_queue_btn(dcl->con, buttons, true);
950                qemu_input_event_sync();
951                qemu_input_queue_btn(dcl->con, buttons, false);
952                qemu_input_event_sync();
953            }
954            /*
955             * Since deltaY also reports scroll wheel events we prevent mouse
956             * movement code from executing.
957             */
958            mouse_event = false;
959            break;
960        default:
961            return false;
962    }
963
964    if (mouse_event) {
965        /* Don't send button events to the guest unless we've got a
966         * mouse grab or window focus. If we have neither then this event
967         * is the user clicking on the background window to activate and
968         * bring us to the front, which will be done by the sendEvent
969         * call below. We definitely don't want to pass that click through
970         * to the guest.
971         */
972        if ((isMouseGrabbed || [[self window] isKeyWindow]) &&
973            (last_buttons != buttons)) {
974            static uint32_t bmap[INPUT_BUTTON__MAX] = {
975                [INPUT_BUTTON_LEFT]       = MOUSE_EVENT_LBUTTON,
976                [INPUT_BUTTON_MIDDLE]     = MOUSE_EVENT_MBUTTON,
977                [INPUT_BUTTON_RIGHT]      = MOUSE_EVENT_RBUTTON
978            };
979            qemu_input_update_buttons(dcl->con, bmap, last_buttons, buttons);
980            last_buttons = buttons;
981        }
982        if (isMouseGrabbed) {
983            if (isAbsoluteEnabled) {
984                /* Note that the origin for Cocoa mouse coords is bottom left, not top left.
985                 * The check on screenContainsPoint is to avoid sending out of range values for
986                 * clicks in the titlebar.
987                 */
988                if ([self screenContainsPoint:p]) {
989                    qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, p.x, 0, screen.width);
990                    qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, screen.height - p.y, 0, screen.height);
991                }
992            } else {
993                qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, (int)[event deltaX]);
994                qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, (int)[event deltaY]);
995            }
996        } else {
997            return false;
998        }
999        qemu_input_event_sync();
1000    }
1001    return true;
1002}
1003
1004- (void) grabMouse
1005{
1006    COCOA_DEBUG("QemuCocoaView: grabMouse\n");
1007
1008    if (!isFullscreen) {
1009        if (qemu_name)
1010            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s - (Press ctrl + alt + g to release Mouse)", qemu_name]];
1011        else
1012            [normalWindow setTitle:@"QEMU - (Press ctrl + alt + g to release Mouse)"];
1013    }
1014    [self hideCursor];
1015    if (!isAbsoluteEnabled) {
1016        isMouseDeassociated = TRUE;
1017        CGAssociateMouseAndMouseCursorPosition(FALSE);
1018    }
1019    isMouseGrabbed = TRUE; // while isMouseGrabbed = TRUE, QemuCocoaApp sends all events to [cocoaView handleEvent:]
1020}
1021
1022- (void) ungrabMouse
1023{
1024    COCOA_DEBUG("QemuCocoaView: ungrabMouse\n");
1025
1026    if (!isFullscreen) {
1027        if (qemu_name)
1028            [normalWindow setTitle:[NSString stringWithFormat:@"QEMU %s", qemu_name]];
1029        else
1030            [normalWindow setTitle:@"QEMU"];
1031    }
1032    [self unhideCursor];
1033    if (isMouseDeassociated) {
1034        CGAssociateMouseAndMouseCursorPosition(TRUE);
1035        isMouseDeassociated = FALSE;
1036    }
1037    isMouseGrabbed = FALSE;
1038}
1039
1040- (void) setAbsoluteEnabled:(BOOL)tIsAbsoluteEnabled {isAbsoluteEnabled = tIsAbsoluteEnabled;}
1041- (BOOL) isMouseGrabbed {return isMouseGrabbed;}
1042- (BOOL) isAbsoluteEnabled {return isAbsoluteEnabled;}
1043- (BOOL) isMouseDeassociated {return isMouseDeassociated;}
1044- (float) cdx {return cdx;}
1045- (float) cdy {return cdy;}
1046- (QEMUScreen) gscreen {return screen;}
1047
1048/*
1049 * Makes the target think all down keys are being released.
1050 * This prevents a stuck key problem, since we will not see
1051 * key up events for those keys after we have lost focus.
1052 */
1053- (void) raiseAllKeys
1054{
1055    const int max_index = ARRAY_SIZE(modifiers_state);
1056
1057    with_iothread_lock(^{
1058        int index;
1059
1060        for (index = 0; index < max_index; index++) {
1061            if (modifiers_state[index]) {
1062                modifiers_state[index] = 0;
1063                qemu_input_event_send_key_qcode(dcl->con, index, false);
1064            }
1065        }
1066    });
1067}
1068@end
1069
1070
1071
1072/*
1073 ------------------------------------------------------
1074    QemuCocoaAppController
1075 ------------------------------------------------------
1076*/
1077@interface QemuCocoaAppController : NSObject
1078#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6)
1079                                       <NSWindowDelegate, NSApplicationDelegate>
1080#endif
1081{
1082}
1083- (void)doToggleFullScreen:(id)sender;
1084- (void)toggleFullScreen:(id)sender;
1085- (void)showQEMUDoc:(id)sender;
1086- (void)zoomToFit:(id) sender;
1087- (void)displayConsole:(id)sender;
1088- (void)pauseQEMU:(id)sender;
1089- (void)resumeQEMU:(id)sender;
1090- (void)displayPause;
1091- (void)removePause;
1092- (void)restartQEMU:(id)sender;
1093- (void)powerDownQEMU:(id)sender;
1094- (void)ejectDeviceMedia:(id)sender;
1095- (void)changeDeviceMedia:(id)sender;
1096- (BOOL)verifyQuit;
1097- (void)openDocumentation:(NSString *)filename;
1098- (IBAction) do_about_menu_item: (id) sender;
1099- (void)make_about_window;
1100- (void)adjustSpeed:(id)sender;
1101@end
1102
1103@implementation QemuCocoaAppController
1104- (id) init
1105{
1106    COCOA_DEBUG("QemuCocoaAppController: init\n");
1107
1108    self = [super init];
1109    if (self) {
1110
1111        // create a view and add it to the window
1112        cocoaView = [[QemuCocoaView alloc] initWithFrame:NSMakeRect(0.0, 0.0, 640.0, 480.0)];
1113        if(!cocoaView) {
1114            fprintf(stderr, "(cocoa) can't create a view\n");
1115            exit(1);
1116        }
1117
1118        // create a window
1119        normalWindow = [[NSWindow alloc] initWithContentRect:[cocoaView frame]
1120            styleMask:NSWindowStyleMaskTitled|NSWindowStyleMaskMiniaturizable|NSWindowStyleMaskClosable
1121            backing:NSBackingStoreBuffered defer:NO];
1122        if(!normalWindow) {
1123            fprintf(stderr, "(cocoa) can't create window\n");
1124            exit(1);
1125        }
1126        [normalWindow setAcceptsMouseMovedEvents:YES];
1127        [normalWindow setTitle:@"QEMU"];
1128        [normalWindow setContentView:cocoaView];
1129#if (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10)
1130        [normalWindow useOptimizedDrawing:YES];
1131#endif
1132        [normalWindow makeKeyAndOrderFront:self];
1133        [normalWindow center];
1134        [normalWindow setDelegate: self];
1135        stretch_video = false;
1136
1137        /* Used for displaying pause on the screen */
1138        pauseLabel = [NSTextField new];
1139        [pauseLabel setBezeled:YES];
1140        [pauseLabel setDrawsBackground:YES];
1141        [pauseLabel setBackgroundColor: [NSColor whiteColor]];
1142        [pauseLabel setEditable:NO];
1143        [pauseLabel setSelectable:NO];
1144        [pauseLabel setStringValue: @"Paused"];
1145        [pauseLabel setFont: [NSFont fontWithName: @"Helvetica" size: 90]];
1146        [pauseLabel setTextColor: [NSColor blackColor]];
1147        [pauseLabel sizeToFit];
1148
1149        // set the supported image file types that can be opened
1150        supportedImageFileTypes = [NSArray arrayWithObjects: @"img", @"iso", @"dmg",
1151                                 @"qcow", @"qcow2", @"cloop", @"vmdk", @"cdr",
1152                                  @"toast", nil];
1153        [self make_about_window];
1154    }
1155    return self;
1156}
1157
1158- (void) dealloc
1159{
1160    COCOA_DEBUG("QemuCocoaAppController: dealloc\n");
1161
1162    if (cocoaView)
1163        [cocoaView release];
1164    [super dealloc];
1165}
1166
1167- (void)applicationDidFinishLaunching: (NSNotification *) note
1168{
1169    COCOA_DEBUG("QemuCocoaAppController: applicationDidFinishLaunching\n");
1170    allow_events = true;
1171    /* Tell cocoa_display_init to proceed */
1172    qemu_sem_post(&app_started_sem);
1173}
1174
1175- (void)applicationWillTerminate:(NSNotification *)aNotification
1176{
1177    COCOA_DEBUG("QemuCocoaAppController: applicationWillTerminate\n");
1178
1179    qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
1180    exit(0);
1181}
1182
1183- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
1184{
1185    return YES;
1186}
1187
1188- (NSApplicationTerminateReply)applicationShouldTerminate:
1189                                                         (NSApplication *)sender
1190{
1191    COCOA_DEBUG("QemuCocoaAppController: applicationShouldTerminate\n");
1192    return [self verifyQuit];
1193}
1194
1195/* Called when the user clicks on a window's close button */
1196- (BOOL)windowShouldClose:(id)sender
1197{
1198    COCOA_DEBUG("QemuCocoaAppController: windowShouldClose\n");
1199    [NSApp terminate: sender];
1200    /* If the user allows the application to quit then the call to
1201     * NSApp terminate will never return. If we get here then the user
1202     * cancelled the quit, so we should return NO to not permit the
1203     * closing of this window.
1204     */
1205    return NO;
1206}
1207
1208/* Called when QEMU goes into the background */
1209- (void) applicationWillResignActive: (NSNotification *)aNotification
1210{
1211    COCOA_DEBUG("QemuCocoaAppController: applicationWillResignActive\n");
1212    [cocoaView raiseAllKeys];
1213}
1214
1215/* We abstract the method called by the Enter Fullscreen menu item
1216 * because Mac OS 10.7 and higher disables it. This is because of the
1217 * menu item's old selector's name toggleFullScreen:
1218 */
1219- (void) doToggleFullScreen:(id)sender
1220{
1221    [self toggleFullScreen:(id)sender];
1222}
1223
1224- (void)toggleFullScreen:(id)sender
1225{
1226    COCOA_DEBUG("QemuCocoaAppController: toggleFullScreen\n");
1227
1228    [cocoaView toggleFullScreen:sender];
1229}
1230
1231/* Tries to find then open the specified filename */
1232- (void) openDocumentation: (NSString *) filename
1233{
1234    /* Where to look for local files */
1235    NSString *path_array[] = {@"../share/doc/qemu/", @"../doc/qemu/", @"../"};
1236    NSString *full_file_path;
1237
1238    /* iterate thru the possible paths until the file is found */
1239    int index;
1240    for (index = 0; index < ARRAY_SIZE(path_array); index++) {
1241        full_file_path = [[NSBundle mainBundle] executablePath];
1242        full_file_path = [full_file_path stringByDeletingLastPathComponent];
1243        full_file_path = [NSString stringWithFormat: @"%@/%@%@", full_file_path,
1244                          path_array[index], filename];
1245        if ([[NSWorkspace sharedWorkspace] openFile: full_file_path] == YES) {
1246            return;
1247        }
1248    }
1249
1250    /* If none of the paths opened a file */
1251    NSBeep();
1252    QEMU_Alert(@"Failed to open file");
1253}
1254
1255- (void)showQEMUDoc:(id)sender
1256{
1257    COCOA_DEBUG("QemuCocoaAppController: showQEMUDoc\n");
1258
1259    [self openDocumentation: @"qemu-doc.html"];
1260}
1261
1262/* Stretches video to fit host monitor size */
1263- (void)zoomToFit:(id) sender
1264{
1265    stretch_video = !stretch_video;
1266    if (stretch_video == true) {
1267        [sender setState: NSControlStateValueOn];
1268    } else {
1269        [sender setState: NSControlStateValueOff];
1270    }
1271}
1272
1273/* Displays the console on the screen */
1274- (void)displayConsole:(id)sender
1275{
1276    console_select([sender tag]);
1277}
1278
1279/* Pause the guest */
1280- (void)pauseQEMU:(id)sender
1281{
1282    with_iothread_lock(^{
1283        qmp_stop(NULL);
1284    });
1285    [sender setEnabled: NO];
1286    [[[sender menu] itemWithTitle: @"Resume"] setEnabled: YES];
1287    [self displayPause];
1288}
1289
1290/* Resume running the guest operating system */
1291- (void)resumeQEMU:(id) sender
1292{
1293    with_iothread_lock(^{
1294        qmp_cont(NULL);
1295    });
1296    [sender setEnabled: NO];
1297    [[[sender menu] itemWithTitle: @"Pause"] setEnabled: YES];
1298    [self removePause];
1299}
1300
1301/* Displays the word pause on the screen */
1302- (void)displayPause
1303{
1304    /* Coordinates have to be calculated each time because the window can change its size */
1305    int xCoord, yCoord, width, height;
1306    xCoord = ([normalWindow frame].size.width - [pauseLabel frame].size.width)/2;
1307    yCoord = [normalWindow frame].size.height - [pauseLabel frame].size.height - ([pauseLabel frame].size.height * .5);
1308    width = [pauseLabel frame].size.width;
1309    height = [pauseLabel frame].size.height;
1310    [pauseLabel setFrame: NSMakeRect(xCoord, yCoord, width, height)];
1311    [cocoaView addSubview: pauseLabel];
1312}
1313
1314/* Removes the word pause from the screen */
1315- (void)removePause
1316{
1317    [pauseLabel removeFromSuperview];
1318}
1319
1320/* Restarts QEMU */
1321- (void)restartQEMU:(id)sender
1322{
1323    with_iothread_lock(^{
1324        qmp_system_reset(NULL);
1325    });
1326}
1327
1328/* Powers down QEMU */
1329- (void)powerDownQEMU:(id)sender
1330{
1331    with_iothread_lock(^{
1332        qmp_system_powerdown(NULL);
1333    });
1334}
1335
1336/* Ejects the media.
1337 * Uses sender's tag to figure out the device to eject.
1338 */
1339- (void)ejectDeviceMedia:(id)sender
1340{
1341    NSString * drive;
1342    drive = [sender representedObject];
1343    if(drive == nil) {
1344        NSBeep();
1345        QEMU_Alert(@"Failed to find drive to eject!");
1346        return;
1347    }
1348
1349    __block Error *err = NULL;
1350    with_iothread_lock(^{
1351        qmp_eject(true, [drive cStringUsingEncoding: NSASCIIStringEncoding],
1352                  false, NULL, false, false, &err);
1353    });
1354    handleAnyDeviceErrors(err);
1355}
1356
1357/* Displays a dialog box asking the user to select an image file to load.
1358 * Uses sender's represented object value to figure out which drive to use.
1359 */
1360- (void)changeDeviceMedia:(id)sender
1361{
1362    /* Find the drive name */
1363    NSString * drive;
1364    drive = [sender representedObject];
1365    if(drive == nil) {
1366        NSBeep();
1367        QEMU_Alert(@"Could not find drive!");
1368        return;
1369    }
1370
1371    /* Display the file open dialog */
1372    NSOpenPanel * openPanel;
1373    openPanel = [NSOpenPanel openPanel];
1374    [openPanel setCanChooseFiles: YES];
1375    [openPanel setAllowsMultipleSelection: NO];
1376    [openPanel setAllowedFileTypes: supportedImageFileTypes];
1377    if([openPanel runModal] == NSModalResponseOK) {
1378        NSString * file = [[[openPanel URLs] objectAtIndex: 0] path];
1379        if(file == nil) {
1380            NSBeep();
1381            QEMU_Alert(@"Failed to convert URL to file path!");
1382            return;
1383        }
1384
1385        __block Error *err = NULL;
1386        with_iothread_lock(^{
1387            qmp_blockdev_change_medium(true,
1388                                       [drive cStringUsingEncoding:
1389                                                  NSASCIIStringEncoding],
1390                                       false, NULL,
1391                                       [file cStringUsingEncoding:
1392                                                 NSASCIIStringEncoding],
1393                                       true, "raw",
1394                                       false, 0,
1395                                       &err);
1396        });
1397        handleAnyDeviceErrors(err);
1398    }
1399}
1400
1401/* Verifies if the user really wants to quit */
1402- (BOOL)verifyQuit
1403{
1404    NSAlert *alert = [NSAlert new];
1405    [alert autorelease];
1406    [alert setMessageText: @"Are you sure you want to quit QEMU?"];
1407    [alert addButtonWithTitle: @"Cancel"];
1408    [alert addButtonWithTitle: @"Quit"];
1409    if([alert runModal] == NSAlertSecondButtonReturn) {
1410        return YES;
1411    } else {
1412        return NO;
1413    }
1414}
1415
1416/* The action method for the About menu item */
1417- (IBAction) do_about_menu_item: (id) sender
1418{
1419    [about_window makeKeyAndOrderFront: nil];
1420}
1421
1422/* Create and display the about dialog */
1423- (void)make_about_window
1424{
1425    /* Make the window */
1426    int x = 0, y = 0, about_width = 400, about_height = 200;
1427    NSRect window_rect = NSMakeRect(x, y, about_width, about_height);
1428    about_window = [[NSWindow alloc] initWithContentRect:window_rect
1429                    styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable |
1430                    NSWindowStyleMaskMiniaturizable
1431                    backing:NSBackingStoreBuffered
1432                    defer:NO];
1433    [about_window setTitle: @"About"];
1434    [about_window setReleasedWhenClosed: NO];
1435    [about_window center];
1436    NSView *superView = [about_window contentView];
1437
1438    /* Create the dimensions of the picture */
1439    int picture_width = 80, picture_height = 80;
1440    x = (about_width - picture_width)/2;
1441    y = about_height - picture_height - 10;
1442    NSRect picture_rect = NSMakeRect(x, y, picture_width, picture_height);
1443
1444    /* Get the path to the QEMU binary */
1445    NSString *binary_name = [NSString stringWithCString: gArgv[0]
1446                                      encoding: NSASCIIStringEncoding];
1447    binary_name = [binary_name lastPathComponent];
1448    NSString *program_path = [[NSString alloc] initWithFormat: @"%@/%@",
1449    [[NSBundle mainBundle] bundlePath], binary_name];
1450
1451    /* Make the picture of QEMU */
1452    NSImageView *picture_view = [[NSImageView alloc] initWithFrame:
1453                                                     picture_rect];
1454    NSImage *qemu_image = [[NSWorkspace sharedWorkspace] iconForFile:
1455                                                         program_path];
1456    [picture_view setImage: qemu_image];
1457    [picture_view setImageScaling: NSImageScaleProportionallyUpOrDown];
1458    [superView addSubview: picture_view];
1459
1460    /* Make the name label */
1461    x = 0;
1462    y = y - 25;
1463    int name_width = about_width, name_height = 20;
1464    NSRect name_rect = NSMakeRect(x, y, name_width, name_height);
1465    NSTextField *name_label = [[NSTextField alloc] initWithFrame: name_rect];
1466    [name_label setEditable: NO];
1467    [name_label setBezeled: NO];
1468    [name_label setDrawsBackground: NO];
1469    [name_label setAlignment: NSTextAlignmentCenter];
1470    NSString *qemu_name = [[NSString alloc] initWithCString: gArgv[0]
1471                                            encoding: NSASCIIStringEncoding];
1472    qemu_name = [qemu_name lastPathComponent];
1473    [name_label setStringValue: qemu_name];
1474    [superView addSubview: name_label];
1475
1476    /* Set the version label's attributes */
1477    x = 0;
1478    y = 50;
1479    int version_width = about_width, version_height = 20;
1480    NSRect version_rect = NSMakeRect(x, y, version_width, version_height);
1481    NSTextField *version_label = [[NSTextField alloc] initWithFrame:
1482                                                      version_rect];
1483    [version_label setEditable: NO];
1484    [version_label setBezeled: NO];
1485    [version_label setAlignment: NSTextAlignmentCenter];
1486    [version_label setDrawsBackground: NO];
1487
1488    /* Create the version string*/
1489    NSString *version_string;
1490    version_string = [[NSString alloc] initWithFormat:
1491    @"QEMU emulator version %s", QEMU_FULL_VERSION];
1492    [version_label setStringValue: version_string];
1493    [superView addSubview: version_label];
1494
1495    /* Make copyright label */
1496    x = 0;
1497    y = 35;
1498    int copyright_width = about_width, copyright_height = 20;
1499    NSRect copyright_rect = NSMakeRect(x, y, copyright_width, copyright_height);
1500    NSTextField *copyright_label = [[NSTextField alloc] initWithFrame:
1501                                                        copyright_rect];
1502    [copyright_label setEditable: NO];
1503    [copyright_label setBezeled: NO];
1504    [copyright_label setDrawsBackground: NO];
1505    [copyright_label setAlignment: NSTextAlignmentCenter];
1506    [copyright_label setStringValue: [NSString stringWithFormat: @"%s",
1507                                     QEMU_COPYRIGHT]];
1508    [superView addSubview: copyright_label];
1509}
1510
1511/* Used by the Speed menu items */
1512- (void)adjustSpeed:(id)sender
1513{
1514    int throttle_pct; /* throttle percentage */
1515    NSMenu *menu;
1516
1517    menu = [sender menu];
1518    if (menu != nil)
1519    {
1520        /* Unselect the currently selected item */
1521        for (NSMenuItem *item in [menu itemArray]) {
1522            if (item.state == NSControlStateValueOn) {
1523                [item setState: NSControlStateValueOff];
1524                break;
1525            }
1526        }
1527    }
1528
1529    // check the menu item
1530    [sender setState: NSControlStateValueOn];
1531
1532    // get the throttle percentage
1533    throttle_pct = [sender tag];
1534
1535    with_iothread_lock(^{
1536        cpu_throttle_set(throttle_pct);
1537    });
1538    COCOA_DEBUG("cpu throttling at %d%c\n", cpu_throttle_get_percentage(), '%');
1539}
1540
1541@end
1542
1543@interface QemuApplication : NSApplication
1544@end
1545
1546@implementation QemuApplication
1547- (void)sendEvent:(NSEvent *)event
1548{
1549    COCOA_DEBUG("QemuApplication: sendEvent\n");
1550    if (![cocoaView handleEvent:event]) {
1551        [super sendEvent: event];
1552    }
1553}
1554@end
1555
1556static void create_initial_menus(void)
1557{
1558    // Add menus
1559    NSMenu      *menu;
1560    NSMenuItem  *menuItem;
1561
1562    [NSApp setMainMenu:[[NSMenu alloc] init]];
1563
1564    // Application menu
1565    menu = [[NSMenu alloc] initWithTitle:@""];
1566    [menu addItemWithTitle:@"About QEMU" action:@selector(do_about_menu_item:) keyEquivalent:@""]; // About QEMU
1567    [menu addItem:[NSMenuItem separatorItem]]; //Separator
1568    [menu addItemWithTitle:@"Hide QEMU" action:@selector(hide:) keyEquivalent:@"h"]; //Hide QEMU
1569    menuItem = (NSMenuItem *)[menu addItemWithTitle:@"Hide Others" action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; // Hide Others
1570    [menuItem setKeyEquivalentModifierMask:(NSEventModifierFlagOption|NSEventModifierFlagCommand)];
1571    [menu addItemWithTitle:@"Show All" action:@selector(unhideAllApplications:) keyEquivalent:@""]; // Show All
1572    [menu addItem:[NSMenuItem separatorItem]]; //Separator
1573    [menu addItemWithTitle:@"Quit QEMU" action:@selector(terminate:) keyEquivalent:@"q"];
1574    menuItem = [[NSMenuItem alloc] initWithTitle:@"Apple" action:nil keyEquivalent:@""];
1575    [menuItem setSubmenu:menu];
1576    [[NSApp mainMenu] addItem:menuItem];
1577    [NSApp performSelector:@selector(setAppleMenu:) withObject:menu]; // Workaround (this method is private since 10.4+)
1578
1579    // Machine menu
1580    menu = [[NSMenu alloc] initWithTitle: @"Machine"];
1581    [menu setAutoenablesItems: NO];
1582    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Pause" action: @selector(pauseQEMU:) keyEquivalent: @""] autorelease]];
1583    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Resume" action: @selector(resumeQEMU:) keyEquivalent: @""] autorelease];
1584    [menu addItem: menuItem];
1585    [menuItem setEnabled: NO];
1586    [menu addItem: [NSMenuItem separatorItem]];
1587    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Reset" action: @selector(restartQEMU:) keyEquivalent: @""] autorelease]];
1588    [menu addItem: [[[NSMenuItem alloc] initWithTitle: @"Power Down" action: @selector(powerDownQEMU:) keyEquivalent: @""] autorelease]];
1589    menuItem = [[[NSMenuItem alloc] initWithTitle: @"Machine" action:nil keyEquivalent:@""] autorelease];
1590    [menuItem setSubmenu:menu];
1591    [[NSApp mainMenu] addItem:menuItem];
1592
1593    // View menu
1594    menu = [[NSMenu alloc] initWithTitle:@"View"];
1595    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Enter Fullscreen" action:@selector(doToggleFullScreen:) keyEquivalent:@"f"] autorelease]]; // Fullscreen
1596    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Zoom To Fit" action:@selector(zoomToFit:) keyEquivalent:@""] autorelease]];
1597    menuItem = [[[NSMenuItem alloc] initWithTitle:@"View" action:nil keyEquivalent:@""] autorelease];
1598    [menuItem setSubmenu:menu];
1599    [[NSApp mainMenu] addItem:menuItem];
1600
1601    // Speed menu
1602    menu = [[NSMenu alloc] initWithTitle:@"Speed"];
1603
1604    // Add the rest of the Speed menu items
1605    int p, percentage, throttle_pct;
1606    for (p = 10; p >= 0; p--)
1607    {
1608        percentage = p * 10 > 1 ? p * 10 : 1; // prevent a 0% menu item
1609
1610        menuItem = [[[NSMenuItem alloc]
1611                   initWithTitle: [NSString stringWithFormat: @"%d%%", percentage] action:@selector(adjustSpeed:) keyEquivalent:@""] autorelease];
1612
1613        if (percentage == 100) {
1614            [menuItem setState: NSControlStateValueOn];
1615        }
1616
1617        /* Calculate the throttle percentage */
1618        throttle_pct = -1 * percentage + 100;
1619
1620        [menuItem setTag: throttle_pct];
1621        [menu addItem: menuItem];
1622    }
1623    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Speed" action:nil keyEquivalent:@""] autorelease];
1624    [menuItem setSubmenu:menu];
1625    [[NSApp mainMenu] addItem:menuItem];
1626
1627    // Window menu
1628    menu = [[NSMenu alloc] initWithTitle:@"Window"];
1629    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"Minimize" action:@selector(performMiniaturize:) keyEquivalent:@"m"] autorelease]]; // Miniaturize
1630    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1631    [menuItem setSubmenu:menu];
1632    [[NSApp mainMenu] addItem:menuItem];
1633    [NSApp setWindowsMenu:menu];
1634
1635    // Help menu
1636    menu = [[NSMenu alloc] initWithTitle:@"Help"];
1637    [menu addItem: [[[NSMenuItem alloc] initWithTitle:@"QEMU Documentation" action:@selector(showQEMUDoc:) keyEquivalent:@"?"] autorelease]]; // QEMU Help
1638    menuItem = [[[NSMenuItem alloc] initWithTitle:@"Window" action:nil keyEquivalent:@""] autorelease];
1639    [menuItem setSubmenu:menu];
1640    [[NSApp mainMenu] addItem:menuItem];
1641}
1642
1643/* Returns a name for a given console */
1644static NSString * getConsoleName(QemuConsole * console)
1645{
1646    return [NSString stringWithFormat: @"%s", qemu_console_get_label(console)];
1647}
1648
1649/* Add an entry to the View menu for each console */
1650static void add_console_menu_entries(void)
1651{
1652    NSMenu *menu;
1653    NSMenuItem *menuItem;
1654    int index = 0;
1655
1656    menu = [[[NSApp mainMenu] itemWithTitle:@"View"] submenu];
1657
1658    [menu addItem:[NSMenuItem separatorItem]];
1659
1660    while (qemu_console_lookup_by_index(index) != NULL) {
1661        menuItem = [[[NSMenuItem alloc] initWithTitle: getConsoleName(qemu_console_lookup_by_index(index))
1662                                               action: @selector(displayConsole:) keyEquivalent: @""] autorelease];
1663        [menuItem setTag: index];
1664        [menu addItem: menuItem];
1665        index++;
1666    }
1667}
1668
1669/* Make menu items for all removable devices.
1670 * Each device is given an 'Eject' and 'Change' menu item.
1671 */
1672static void addRemovableDevicesMenuItems(void)
1673{
1674    NSMenu *menu;
1675    NSMenuItem *menuItem;
1676    BlockInfoList *currentDevice, *pointerToFree;
1677    NSString *deviceName;
1678
1679    currentDevice = qmp_query_block(NULL);
1680    pointerToFree = currentDevice;
1681    if(currentDevice == NULL) {
1682        NSBeep();
1683        QEMU_Alert(@"Failed to query for block devices!");
1684        return;
1685    }
1686
1687    menu = [[[NSApp mainMenu] itemWithTitle:@"Machine"] submenu];
1688
1689    // Add a separator between related groups of menu items
1690    [menu addItem:[NSMenuItem separatorItem]];
1691
1692    // Set the attributes to the "Removable Media" menu item
1693    NSString *titleString = @"Removable Media";
1694    NSMutableAttributedString *attString=[[NSMutableAttributedString alloc] initWithString:titleString];
1695    NSColor *newColor = [NSColor blackColor];
1696    NSFontManager *fontManager = [NSFontManager sharedFontManager];
1697    NSFont *font = [fontManager fontWithFamily:@"Helvetica"
1698                                          traits:NSBoldFontMask|NSItalicFontMask
1699                                          weight:0
1700                                            size:14];
1701    [attString addAttribute:NSFontAttributeName value:font range:NSMakeRange(0, [titleString length])];
1702    [attString addAttribute:NSForegroundColorAttributeName value:newColor range:NSMakeRange(0, [titleString length])];
1703    [attString addAttribute:NSUnderlineStyleAttributeName value:[NSNumber numberWithInt: 1] range:NSMakeRange(0, [titleString length])];
1704
1705    // Add the "Removable Media" menu item
1706    menuItem = [NSMenuItem new];
1707    [menuItem setAttributedTitle: attString];
1708    [menuItem setEnabled: NO];
1709    [menu addItem: menuItem];
1710
1711    /* Loop through all the block devices in the emulator */
1712    while (currentDevice) {
1713        deviceName = [[NSString stringWithFormat: @"%s", currentDevice->value->device] retain];
1714
1715        if(currentDevice->value->removable) {
1716            menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Change %s...", currentDevice->value->device]
1717                                                  action: @selector(changeDeviceMedia:)
1718                                           keyEquivalent: @""];
1719            [menu addItem: menuItem];
1720            [menuItem setRepresentedObject: deviceName];
1721            [menuItem autorelease];
1722
1723            menuItem = [[NSMenuItem alloc] initWithTitle: [NSString stringWithFormat: @"Eject %s", currentDevice->value->device]
1724                                                  action: @selector(ejectDeviceMedia:)
1725                                           keyEquivalent: @""];
1726            [menu addItem: menuItem];
1727            [menuItem setRepresentedObject: deviceName];
1728            [menuItem autorelease];
1729        }
1730        currentDevice = currentDevice->next;
1731    }
1732    qapi_free_BlockInfoList(pointerToFree);
1733}
1734
1735/*
1736 * The startup process for the OSX/Cocoa UI is complicated, because
1737 * OSX insists that the UI runs on the initial main thread, and so we
1738 * need to start a second thread which runs the vl.c qemu_main():
1739 *
1740 * Initial thread:                    2nd thread:
1741 * in main():
1742 *  create qemu-main thread
1743 *  wait on display_init semaphore
1744 *                                    call qemu_main()
1745 *                                    ...
1746 *                                    in cocoa_display_init():
1747 *                                     post the display_init semaphore
1748 *                                     wait on app_started semaphore
1749 *  create application, menus, etc
1750 *  enter OSX run loop
1751 * in applicationDidFinishLaunching:
1752 *  post app_started semaphore
1753 *                                     tell main thread to fullscreen if needed
1754 *                                    [...]
1755 *                                    run qemu main-loop
1756 *
1757 * We do this in two stages so that we don't do the creation of the
1758 * GUI application menus and so on for command line options like --help
1759 * where we want to just print text to stdout and exit immediately.
1760 */
1761
1762static void *call_qemu_main(void *opaque)
1763{
1764    int status;
1765
1766    COCOA_DEBUG("Second thread: calling qemu_main()\n");
1767    status = qemu_main(gArgc, gArgv, *_NSGetEnviron());
1768    COCOA_DEBUG("Second thread: qemu_main() returned, exiting\n");
1769    exit(status);
1770}
1771
1772int main (int argc, const char * argv[]) {
1773    QemuThread thread;
1774
1775    COCOA_DEBUG("Entered main()\n");
1776    gArgc = argc;
1777    gArgv = (char **)argv;
1778
1779    qemu_sem_init(&display_init_sem, 0);
1780    qemu_sem_init(&app_started_sem, 0);
1781
1782    qemu_thread_create(&thread, "qemu_main", call_qemu_main,
1783                       NULL, QEMU_THREAD_DETACHED);
1784
1785    COCOA_DEBUG("Main thread: waiting for display_init_sem\n");
1786    qemu_sem_wait(&display_init_sem);
1787    COCOA_DEBUG("Main thread: initializing app\n");
1788
1789    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1790
1791    // Pull this console process up to being a fully-fledged graphical
1792    // app with a menubar and Dock icon
1793    ProcessSerialNumber psn = { 0, kCurrentProcess };
1794    TransformProcessType(&psn, kProcessTransformToForegroundApplication);
1795
1796    [QemuApplication sharedApplication];
1797
1798    create_initial_menus();
1799
1800    /*
1801     * Create the menu entries which depend on QEMU state (for consoles
1802     * and removeable devices). These make calls back into QEMU functions,
1803     * which is OK because at this point we know that the second thread
1804     * holds the iothread lock and is synchronously waiting for us to
1805     * finish.
1806     */
1807    add_console_menu_entries();
1808    addRemovableDevicesMenuItems();
1809
1810    // Create an Application controller
1811    QemuCocoaAppController *appController = [[QemuCocoaAppController alloc] init];
1812    [NSApp setDelegate:appController];
1813
1814    // Start the main event loop
1815    COCOA_DEBUG("Main thread: entering OSX run loop\n");
1816    [NSApp run];
1817    COCOA_DEBUG("Main thread: left OSX run loop, exiting\n");
1818
1819    [appController release];
1820    [pool release];
1821
1822    return 0;
1823}
1824
1825
1826
1827#pragma mark qemu
1828static void cocoa_update(DisplayChangeListener *dcl,
1829                         int x, int y, int w, int h)
1830{
1831    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1832
1833    COCOA_DEBUG("qemu_cocoa: cocoa_update\n");
1834
1835    dispatch_async(dispatch_get_main_queue(), ^{
1836        NSRect rect;
1837        if ([cocoaView cdx] == 1.0) {
1838            rect = NSMakeRect(x, [cocoaView gscreen].height - y - h, w, h);
1839        } else {
1840            rect = NSMakeRect(
1841                x * [cocoaView cdx],
1842                ([cocoaView gscreen].height - y - h) * [cocoaView cdy],
1843                w * [cocoaView cdx],
1844                h * [cocoaView cdy]);
1845        }
1846        [cocoaView setNeedsDisplayInRect:rect];
1847    });
1848
1849    [pool release];
1850}
1851
1852static void cocoa_switch(DisplayChangeListener *dcl,
1853                         DisplaySurface *surface)
1854{
1855    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1856    pixman_image_t *image = surface->image;
1857
1858    COCOA_DEBUG("qemu_cocoa: cocoa_switch\n");
1859
1860    // The DisplaySurface will be freed as soon as this callback returns.
1861    // We take a reference to the underlying pixman image here so it does
1862    // not disappear from under our feet; the switchSurface method will
1863    // deref the old image when it is done with it.
1864    pixman_image_ref(image);
1865
1866    dispatch_async(dispatch_get_main_queue(), ^{
1867        [cocoaView switchSurface:image];
1868    });
1869    [pool release];
1870}
1871
1872static void cocoa_refresh(DisplayChangeListener *dcl)
1873{
1874    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
1875
1876    COCOA_DEBUG("qemu_cocoa: cocoa_refresh\n");
1877    graphic_hw_update(NULL);
1878
1879    if (qemu_input_is_absolute()) {
1880        dispatch_async(dispatch_get_main_queue(), ^{
1881            if (![cocoaView isAbsoluteEnabled]) {
1882                if ([cocoaView isMouseGrabbed]) {
1883                    [cocoaView ungrabMouse];
1884                }
1885            }
1886            [cocoaView setAbsoluteEnabled:YES];
1887        });
1888    }
1889    [pool release];
1890}
1891
1892static void cocoa_cleanup(void)
1893{
1894    COCOA_DEBUG("qemu_cocoa: cocoa_cleanup\n");
1895    g_free(dcl);
1896}
1897
1898static const DisplayChangeListenerOps dcl_ops = {
1899    .dpy_name          = "cocoa",
1900    .dpy_gfx_update = cocoa_update,
1901    .dpy_gfx_switch = cocoa_switch,
1902    .dpy_refresh = cocoa_refresh,
1903};
1904
1905static void cocoa_display_init(DisplayState *ds, DisplayOptions *opts)
1906{
1907    COCOA_DEBUG("qemu_cocoa: cocoa_display_init\n");
1908
1909    /* Tell main thread to go ahead and create the app and enter the run loop */
1910    qemu_sem_post(&display_init_sem);
1911    qemu_sem_wait(&app_started_sem);
1912    COCOA_DEBUG("cocoa_display_init: app start completed\n");
1913
1914    /* if fullscreen mode is to be used */
1915    if (opts->has_full_screen && opts->full_screen) {
1916        dispatch_async(dispatch_get_main_queue(), ^{
1917            [NSApp activateIgnoringOtherApps: YES];
1918            [(QemuCocoaAppController *)[[NSApplication sharedApplication] delegate] toggleFullScreen: nil];
1919        });
1920    }
1921
1922    dcl = g_malloc0(sizeof(DisplayChangeListener));
1923
1924    // register vga output callbacks
1925    dcl->ops = &dcl_ops;
1926    register_displaychangelistener(dcl);
1927
1928    // register cleanup function
1929    atexit(cocoa_cleanup);
1930}
1931
1932static QemuDisplay qemu_display_cocoa = {
1933    .type       = DISPLAY_TYPE_COCOA,
1934    .init       = cocoa_display_init,
1935};
1936
1937static void register_cocoa(void)
1938{
1939    qemu_display_register(&qemu_display_cocoa);
1940}
1941
1942type_init(register_cocoa);
1943